Home / 14,747.56-22,120.54-5,980.12

Finding the Fourth Proportional to 14,747.56, 22,120.54 and 5,980.12

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Solution

The fourth proportional to 14,747.56, 22,120.54 and 5,980.12 is: 8,969.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,747.56 : 22,120.54 = 5,980.12 : x
  2. Step 2: Convert to fraction form
    14,747.56/22,120.54 = 5,980.12/x
  3. Step 3: Cross multiply
    14,747.56x = 22,120.54 × 5,980.12
  4. Step 4: Simplify right side
    14,747.56x = 132,283,483.66
  5. Step 5: Solve for x
    x = 132,283,483.66/14,747.56
  6. Step 6: Final answer
    x = 8,969.86

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.